The 5th Dimension are an American popular music vocal group, whose repertoire also includes pop, R&B, soul, and jazz.
The 5th Dimension were best-known during the late 1960s and early 1970s for popularizing the hits "Up, Up and Away", "Wedding Bell Blues", "Stoned Soul Picnic", "One Less Bell to Answer", "(Last Night) I Didn't Get to Sleep at All", and "Aquarius/Let the Sunshine In", as well as the eponymous 5th Dimension and The Magic Garden LP recordings.
The five original members were Billy Davis, Jr.,...